A student while observing a coin placed at the bottom of the container filled with water finds it to be a 2 m depth. To observe the coin at its actual depth, he should use
(A) a convex lens. (B) a concave lens. (C) a plane mirror. (D) a concave mirror
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7
Step-by-step explanation:
he had to use convex lens because it concentrate at a one place
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0
Answer:
he should use a convex lens
Step-by-step explanation:
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